#
import tempfile
import zipfile
+import tarfile
import sys
import pprint
import traceback
import re
import itertools
-from operator import itemgetter
+from datetime import datetime
from django.conf import settings
from django.template import RequestContext
from django.shortcuts import render_to_response, get_object_or_404
-from django.http import HttpResponse, HttpResponseRedirect, Http404
+from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect
from django.core.urlresolvers import reverse
from django.db.models import Q
from django.contrib.auth.decorators import login_required, user_passes_test
from catalogue import forms
from catalogue.utils import split_tags
from newtagging import views as newtagging_views
+from pdcounter import models as pdcounter_models
+from pdcounter import views as pdcounter_views
+from slughifi import slughifi
staff_required = user_passes_test(lambda user: user.is_staff)
return force_unicode(obj)
return obj
+# shortcut for JSON reponses
+class JSONResponse(HttpResponse):
+ def __init__(self, data={}, callback=None, **kwargs):
+ # get rid of mimetype
+ kwargs.pop('mimetype', None)
+ data = simplejson.dumps(data)
+ if callback:
+ data = callback + "(" + data + ");"
+ super(JSONResponse, self).__init__(data, mimetype="application/json", **kwargs)
+
def main_page(request):
if request.user.is_authenticated():
shelves = models.Tag.objects.filter(category='set', user=request.user)
new_set_form = forms.NewSetForm()
- extra_where = "NOT catalogue_tag.category = 'set'"
- tags = models.Tag.objects.usage_for_model(models.Book, counts=True, extra={'where': [extra_where]})
- fragment_tags = models.Tag.objects.usage_for_model(models.Fragment, counts=True,
- extra={'where': ["catalogue_tag.category = 'theme'"] + [extra_where]})
+
+ tags = models.Tag.objects.exclude(category__in=('set', 'book'))
+ for tag in tags:
+ tag.count = tag.get_count()
categories = split_tags(tags)
+ fragment_tags = categories.get('theme', [])
form = forms.SearchForm()
return render_to_response('catalogue/main_page.html', locals(),
context_instance=RequestContext(request))
-def book_list(request):
- books = models.Book.objects.all()
+def book_list(request, filter=None, template_name='catalogue/book_list.html'):
+ """ generates a listing of all books, optionally filtered with a test function """
+
form = forms.SearchForm()
- books_by_first_letter = SortedDict()
- for book in books:
- books_by_first_letter.setdefault(book.title[0], []).append(book)
+ books_by_parent = {}
+ books = models.Book.objects.all().order_by('parent_number', 'title').only('title', 'parent', 'slug')
+ if filter:
+ books = books.filter(filter).distinct()
+ book_ids = set((book.pk for book in books))
+ for book in books:
+ parent = book.parent_id
+ if parent not in book_ids:
+ parent = None
+ books_by_parent.setdefault(parent, []).append(book)
+ else:
+ for book in books:
+ books_by_parent.setdefault(book.parent_id, []).append(book)
+
+ orphans = []
+ books_by_author = SortedDict()
+ books_nav = SortedDict()
+ for tag in models.Tag.objects.filter(category='author'):
+ books_by_author[tag] = []
+
+ for book in books_by_parent.get(None,()):
+ authors = list(book.tags.filter(category='author'))
+ if authors:
+ for author in authors:
+ books_by_author[author].append(book)
+ else:
+ orphans.append(book)
- return render_to_response('catalogue/book_list.html', locals(),
+ for tag in books_by_author:
+ if books_by_author[tag]:
+ books_nav.setdefault(tag.sort_key[0], []).append(tag)
+
+ return render_to_response(template_name, locals(),
context_instance=RequestContext(request))
+def audiobook_list(request):
+ return book_list(request, Q(medias__type='mp3') | Q(medias__type='ogg'),
+ template_name='catalogue/audiobook_list.html')
+
+
+def daisy_list(request):
+ return book_list(request, Q(medias__type='daisy'),
+ template_name='catalogue/daisy_list.html')
+
+
+def differentiate_tags(request, tags, ambiguous_slugs):
+ beginning = '/'.join(tag.url_chunk for tag in tags)
+ unparsed = '/'.join(ambiguous_slugs[1:])
+ options = []
+ for tag in models.Tag.objects.exclude(category='book').filter(slug=ambiguous_slugs[0]):
+ options.append({
+ 'url_args': '/'.join((beginning, tag.url_chunk, unparsed)).strip('/'),
+ 'tags': [tag]
+ })
+ return render_to_response('catalogue/differentiate_tags.html',
+ {'tags': tags, 'options': options, 'unparsed': ambiguous_slugs[1:]},
+ context_instance=RequestContext(request))
+
+
def tagged_object_list(request, tags=''):
try:
tags = models.Tag.get_tag_list(tags)
except models.Tag.DoesNotExist:
- raise Http404
+ chunks = tags.split('/')
+ if len(chunks) == 2 and chunks[0] == 'autor':
+ return pdcounter_views.author_detail(request, chunks[1])
+ else:
+ raise Http404
+ except models.Tag.MultipleObjectsReturned, e:
+ return differentiate_tags(request, e.tags, e.ambiguous_slugs)
+ except models.Tag.UrlDeprecationWarning, e:
+ return HttpResponsePermanentRedirect(reverse('tagged_object_list', args=['/'.join(tag.url_chunk for tag in e.tags)]))
try:
if len(tags) > settings.MAX_TAG_LIST:
raise Http404
theme_is_set = [tag for tag in tags if tag.category == 'theme']
- shelf_is_set = len(tags) == 1 and tags[0].category == 'set'
- my_shelf_is_set = shelf_is_set and request.user.is_authenticated() and request.user == tags[0].user
+ shelf_is_set = [tag for tag in tags if tag.category == 'set']
+ only_shelf = shelf_is_set and len(tags) == 1
+ only_my_shelf = only_shelf and request.user.is_authenticated() and request.user == tags[0].user
- objects = only_author = pd_counter = None
+ objects = only_author = None
categories = {}
if theme_is_set:
if shelf_tags:
books = models.Book.tagged.with_all(shelf_tags).order_by()
- l_tags = [book.book_tag() for book in books]
+ l_tags = models.Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in books])
fragments = models.Fragment.tagged.with_any(l_tags, fragments)
# newtagging goes crazy if we just try:
- #related_tags = models.Tag.objects.usage_for_queryset(fragments, counts=True,
+ #related_tags = models.Tag.objects.usage_for_queryset(fragments, counts=True,
# extra={'where': ["catalogue_tag.category != 'book'"]})
fragment_keys = [fragment.pk for fragment in fragments]
if fragment_keys:
objects = fragments
else:
# get relevant books and their tags
- objects = models.Book.tagged.with_all(tags).order_by()
- l_tags = [book.book_tag() for book in objects]
- # eliminate descendants
- descendants_keys = [book.pk for book in models.Book.tagged.with_any(l_tags)]
- if descendants_keys:
- objects = objects.exclude(pk__in=descendants_keys)
-
+ objects = models.Book.tagged.with_all(tags)
+ if not shelf_is_set:
+ # eliminate descendants
+ l_tags = models.Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in objects])
+ descendants_keys = [book.pk for book in models.Book.tagged.with_any(l_tags)]
+ if descendants_keys:
+ objects = objects.exclude(pk__in=descendants_keys)
+
# get related tags from `tag_counter` and `theme_counter`
related_counts = {}
tags_pks = [tag.pk for tag in tags]
related_tags = [tag for tag in related_tags if tag not in tags]
for tag in related_tags:
tag.count = related_counts[tag.pk]
-
+
categories = split_tags(related_tags)
del related_tags
if not objects:
only_author = len(tags) == 1 and tags[0].category == 'author'
- pd_counter = only_author and tags[0].goes_to_pd()
objects = models.Book.objects.none()
return object_list(
template_name='catalogue/tagged_object_list.html',
extra_context={
'categories': categories,
- 'shelf_is_set': shelf_is_set,
+ 'only_shelf': only_shelf,
'only_author': only_author,
- 'pd_counter': pd_counter,
- 'user_is_owner': my_shelf_is_set,
+ 'only_my_shelf': only_my_shelf,
'formats_form': forms.DownloadFormatsForm(),
'tags': tags,
try:
book = models.Book.objects.get(slug=slug)
except models.Book.DoesNotExist:
- return book_stub_detail(request, slug)
+ return pdcounter_views.book_stub_detail(request, slug)
book_tag = book.book_tag()
tags = list(book.tags.filter(~Q(category='set')))
categories = split_tags(tags)
- book_children = book.children.all().order_by('parent_number')
- extra_where = "catalogue_tag.category = 'theme'"
- book_themes = models.Tag.objects.related_for_model(book_tag, models.Fragment, counts=True, extra={'where': [extra_where]})
+ book_children = book.children.all().order_by('parent_number', 'title')
+
+ _book = book
+ parents = []
+ while _book.parent:
+ parents.append(_book.parent)
+ _book = _book.parent
+ parents = reversed(parents)
+
+ theme_counter = book.theme_counter
+ book_themes = models.Tag.objects.filter(pk__in=theme_counter.keys())
+ for tag in book_themes:
+ tag.count = theme_counter[tag.pk]
+
extra_info = book.get_extra_info_value()
form = forms.SearchForm()
context_instance=RequestContext(request))
-def book_stub_detail(request, slug):
- book = get_object_or_404(models.BookStub, slug=slug)
- pd_counter = book.pd
- form = forms.SearchForm()
-
- return render_to_response('catalogue/book_stub_detail.html', locals(),
- context_instance=RequestContext(request))
-
-
def book_text(request, slug):
book = get_object_or_404(models.Book, slug=slug)
+ if not book.has_html_file():
+ raise Http404
book_themes = {}
for fragment in book.fragments.all():
for theme in fragment.tags.filter(category='theme'):
def _no_diacritics_regexp(query):
""" returns a regexp for searching for a query without diacritics
-
+
should be locale-aware """
names = {
u'a':u'aąĄ', u'c':u'cćĆ', u'e':u'eęĘ', u'l': u'lłŁ', u'n':u'nńŃ', u'o':u'oóÓ', u's':u'sśŚ', u'z':u'zźżŹŻ',
def _word_starts_with(name, prefix):
"""returns a Q object getting models having `name` contain a word
starting with `prefix`
-
+
We define word characters as alphanumeric and underscore, like in JS.
-
+
Works for MySQL, PostgreSQL, Oracle.
For SQLite, _sqlite* version is substituted for this.
"""
kwargs = {}
prefix = _no_diacritics_regexp(unicode_re_escape(prefix))
- # can't use [[:<:]] (word start),
+ # can't use [[:<:]] (word start),
# but we want both `xy` and `(xy` to catch `(xyz)`
kwargs['%s__iregex' % name] = u"(^|[^[:alnum:]_])%s" % prefix
return Q(**kwargs)
+def _word_starts_with_regexp(prefix):
+ prefix = _no_diacritics_regexp(unicode_re_escape(prefix))
+ return ur"(^|(?<=[^\wąćęłńóśźżĄĆĘŁŃÓŚŹŻ]))%s" % prefix
+
+
def _sqlite_word_starts_with(name, prefix):
- """ version of _word_starts_with for SQLite
-
+ """ version of _word_starts_with for SQLite
+
SQLite in Django uses Python re module
"""
kwargs = {}
- prefix = _no_diacritics_regexp(unicode_re_escape(prefix))
- kwargs['%s__iregex' % name] = ur"(^|(?<=[^\wąćęłńóśźżĄĆĘŁŃÓŚŹŻ]))%s" % prefix
+ kwargs['%s__iregex' % name] = _word_starts_with_regexp(prefix)
return Q(**kwargs)
-if settings.DATABASE_ENGINE == 'sqlite3':
+if hasattr(settings, 'DATABASES'):
+ if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
+ _word_starts_with = _sqlite_word_starts_with
+elif settings.DATABASE_ENGINE == 'sqlite3':
_word_starts_with = _sqlite_word_starts_with
+class App():
+ def __init__(self, name, view):
+ self.name = name
+ self._view = view
+ self.lower = name.lower()
+ self.category = 'application'
+ def view(self):
+ return reverse(*self._view)
+
+_apps = (
+ App(u'Leśmianator', (u'lesmianator', )),
+ )
+
+
def _tags_starting_with(prefix, user=None):
prefix = prefix.lower()
- book_stubs = models.BookStub.objects.filter(_word_starts_with('title', prefix))
+ # PD counter
+ book_stubs = pdcounter_models.BookStub.objects.filter(_word_starts_with('title', prefix))
+ authors = pdcounter_models.Author.objects.filter(_word_starts_with('name', prefix))
+
books = models.Book.objects.filter(_word_starts_with('title', prefix))
- book_stubs = filter(lambda x: x not in books, book_stubs)
tags = models.Tag.objects.filter(_word_starts_with('name', prefix))
if user and user.is_authenticated():
tags = tags.filter(~Q(category='book') & (~Q(category='set') | Q(user=user)))
else:
tags = tags.filter(~Q(category='book') & ~Q(category='set'))
- return list(books) + list(tags) + list(book_stubs)
+ prefix_regexp = re.compile(_word_starts_with_regexp(prefix))
+ return list(books) + list(tags) + [app for app in _apps if prefix_regexp.search(app.lower)] + list(book_stubs) + list(authors)
def _get_result_link(match, tag_list):
- if isinstance(match, models.Book) or isinstance(match, models.BookStub):
- return match.get_absolute_url()
- else:
+ if isinstance(match, models.Tag):
return reverse('catalogue.views.tagged_object_list',
kwargs={'tags': '/'.join(tag.url_chunk for tag in tag_list + [match])}
)
+ elif isinstance(match, App):
+ return match.view()
+ else:
+ return match.get_absolute_url()
+
def _get_result_type(match):
- if isinstance(match, models.Book) or isinstance(match, models.BookStub):
+ if isinstance(match, models.Book) or isinstance(match, pdcounter_models.BookStub):
type = 'book'
else:
type = match.category
- return dict(models.TAG_CATEGORIES)[type]
+ return type
+def books_starting_with(prefix):
+ prefix = prefix.lower()
+ return models.Book.objects.filter(_word_starts_with('title', prefix))
+
def find_best_matches(query, user=None):
- """ Finds a Book, Tag or Bookstub best matching a query.
-
+ """ Finds a Book, Tag, BookStub or Author best matching a query.
+
Returns a with:
- zero elements when nothing is found,
- one element when a best result is found,
- more then one element on multiple exact matches
-
+
Raises a ValueError on too short a query.
"""
raise ValueError("query must have at least two characters")
result = tuple(_tags_starting_with(query, user))
+ # remove pdcounter stuff
+ book_titles = set(match.pretty_title().lower() for match in result
+ if isinstance(match, models.Book))
+ authors = set(match.name.lower() for match in result
+ if isinstance(match, models.Tag) and match.category=='author')
+ result = tuple(res for res in result if not (
+ (isinstance(res, pdcounter_models.BookStub) and res.pretty_title().lower() in book_titles)
+ or (isinstance(res, pdcounter_models.Author) and res.name.lower() in authors)
+ ))
+
exact_matches = tuple(res for res in result if res.name.lower() == query)
if exact_matches:
return exact_matches
else:
- return result[:1]
+ return tuple(result)[:1]
def search(request):
# Prefix must have at least 2 characters
if len(prefix) < 2:
return HttpResponse('')
-
- return HttpResponse('\n'.join(tag.name for tag in _tags_starting_with(prefix, request.user)))
-
+ tags_list = []
+ result = ""
+ for tag in _tags_starting_with(prefix, request.user):
+ if not tag.name in tags_list:
+ result += "\n" + tag.name
+ tags_list.append(tag.name)
+ return HttpResponse(result)
+
+def json_tags_starting_with(request, callback=None):
+ # Callback for JSONP
+ prefix = request.GET.get('q', '')
+ callback = request.GET.get('callback', '')
+ # Prefix must have at least 2 characters
+ if len(prefix) < 2:
+ return HttpResponse('')
+ tags_list = []
+ for tag in _tags_starting_with(prefix, request.user):
+ if not tag.name in tags_list:
+ tags_list.append(tag.name)
+ if request.GET.get('mozhint', ''):
+ result = [prefix, tags_list]
+ else:
+ result = {"matches": tags_list}
+ return JSONResponse(result, callback)
# ====================
# = Shelf management =
@cache.never_cache
def book_sets(request, slug):
+ if not request.user.is_authenticated():
+ return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
+
book = get_object_or_404(models.Book, slug=slug)
user_sets = models.Tag.objects.filter(category='set', user=request.user)
book_sets = book.tags.filter(category='set', user=request.user)
- if not request.user.is_authenticated():
- return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
-
if request.method == 'POST':
form = forms.ObjectSetsForm(book, request.user, request.POST)
if form.is_valid():
new_shelves = [models.Tag.objects.get(pk=id) for id in form.cleaned_data['set_ids']]
for shelf in [shelf for shelf in old_shelves if shelf not in new_shelves]:
- shelf.book_count -= 1
+ shelf.book_count = None
shelf.save()
for shelf in [shelf for shelf in new_shelves if shelf not in old_shelves]:
- shelf.book_count += 1
+ shelf.book_count = None
shelf.save()
book.tags = new_shelves + list(book.tags.filter(~Q(category='set') | ~Q(user=request.user)))
if request.is_ajax():
- return HttpResponse(_('<p>Shelves were sucessfully saved.</p>'))
+ return JSONResponse('{"msg":"'+_("<p>Shelves were sucessfully saved.</p>")+'", "after":"close"}')
else:
return HttpResponseRedirect('/')
else:
if shelf in book.tags:
models.Tag.objects.remove_tag(book, shelf)
- shelf.book_count -= 1
+ shelf.book_count = None
shelf.save()
return HttpResponse(_('Book was successfully removed from the shelf'))
""""
Create a ZIP archive on disk and transmit it in chunks of 8KB,
without loading the whole file into memory. A similar approach can
- be used for large dynamic PDF files.
+ be used for large dynamic PDF files.
"""
shelf = get_object_or_404(models.Tag, slug=slug, category='set')
if form.is_valid():
formats = form.cleaned_data['formats']
if len(formats) == 0:
- formats = ['pdf', 'epub', 'odt', 'txt', 'mp3', 'ogg']
+ formats = ['pdf', 'epub', 'odt', 'txt']
# Create a ZIP archive
temp = tempfile.TemporaryFile()
archive = zipfile.ZipFile(temp, 'w')
+ already = set()
for book in collect_books(models.Book.tagged.with_all(shelf)):
if 'pdf' in formats and book.pdf_file:
filename = book.pdf_file.path
archive.write(filename, str('%s.pdf' % book.slug))
- if 'epub' in formats and book.epub_file:
- filename = book.epub_file.path
- archive.write(filename, str('%s.epub' % book.slug))
- if 'odt' in formats and book.odt_file:
- filename = book.odt_file.path
- archive.write(filename, str('%s.odt' % book.slug))
+ if book.root_ancestor not in already and 'epub' in formats and book.root_ancestor.epub_file:
+ filename = book.root_ancestor.epub_file.path
+ archive.write(filename, str('%s.epub' % book.root_ancestor.slug))
+ already.add(book.root_ancestor)
+ if 'odt' in formats and book.has_media("odt"):
+ for file in book.get_media("odt"):
+ filename = file.file.path
+ archive.write(filename, str('%s.odt' % slughifi(file.name)))
if 'txt' in formats and book.txt_file:
filename = book.txt_file.path
archive.write(filename, str('%s.txt' % book.slug))
- if 'mp3' in formats and book.mp3_file:
- filename = book.mp3_file.path
- archive.write(filename, str('%s.mp3' % book.slug))
- if 'ogg' in formats and book.ogg_file:
- filename = book.ogg_file.path
- archive.write(filename, str('%s.ogg' % book.slug))
archive.close()
response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
- response['Content-Disposition'] = 'attachment; filename=%s.zip' % shelf.sort_key
+ response['Content-Disposition'] = 'attachment; filename=%s.zip' % slughifi(shelf.name)
response['Content-Length'] = temp.tell()
temp.seek(0)
"""
shelf = get_object_or_404(models.Tag, slug=shelf, category='set')
- formats = {'pdf': False, 'epub': False, 'odt': False, 'txt': False, 'mp3': False, 'ogg': False}
+ formats = {'pdf': False, 'epub': False, 'odt': False, 'txt': False}
for book in collect_books(models.Book.tagged.with_all(shelf)):
if book.pdf_file:
formats['pdf'] = True
- if book.epub_file:
+ if book.root_ancestor.epub_file:
formats['epub'] = True
- if book.odt_file:
- formats['odt'] = True
if book.txt_file:
formats['txt'] = True
- if book.mp3_file:
- formats['mp3'] = True
- if book.ogg_file:
- formats['ogg'] = True
+ for format in ('odt',):
+ if book.has_media(format):
+ formats[format] = True
return HttpResponse(LazyEncoder().encode(formats))
new_set = new_set_form.save(request.user)
if request.is_ajax():
- return HttpResponse(_('<p>Shelf <strong>%s</strong> was successfully created</p>') % new_set)
+ return JSONResponse('{"id":"%d", "name":"%s", "msg":"<p>Shelf <strong>%s</strong> was successfully created</p>"}' % (new_set.id, new_set.name, new_set))
else:
return HttpResponseRedirect('/')
info = sys.exc_info()
exception = pprint.pformat(info[1])
tb = '\n'.join(traceback.format_tb(info[2]))
- _('Today is %(month)s, %(day)s.') % {'month': m, 'day': d}
return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") % {'exception':exception, 'tb':tb}, mimetype='text/plain')
return HttpResponse(_("Book imported successfully"))
else:
""" Provides server time for jquery.countdown,
in a format suitable for Date.parse()
"""
- from datetime import datetime
return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
+
+
+@cache.never_cache
+def xmls(request):
+ """"
+ Create a zip archive with all XML files.
+ This should be removed when we have real API.
+ """
+ temp = tempfile.TemporaryFile()
+ archive = zipfile.ZipFile(temp, 'w')
+
+ for book in models.Book.objects.all():
+ archive.write(book.xml_file.path, str('%s.xml' % book.slug))
+ archive.close()
+
+ response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
+ response['Content-Disposition'] = 'attachment; filename=xmls.zip'
+ response['Content-Length'] = temp.tell()
+
+ temp.seek(0)
+ response.write(temp.read())
+ return response
fnp / wolnelektury.git / blobdiff